<style>
    body { font-family: Arial, sans-serif; margin: 0; padding: 0; }
    .header { background-color: #f8f9fa; padding: 10px; text-align: center; }
    .logo { font-size: 24px; font-weight: bold; }
    .menu { background-color: #343a40; overflow: hidden; }
    .menu a { float: left; display: block; color: white; text-align: center; padding: 14px 16px; text-decoration: none; }
    .menu a:hover { background-color: #ddd; color: black; }
    .container { padding: 20px; }
</style>
<div class="header">
    <span class="logo">网球</span>
</div>
<div class="menu">
    <a href="/">首页</a>
    <a href="/saishi">赛事</a>
    <a href="/paiming">排名</a>
    <a href="/me">我的</a>
</div>